Spamming trade pages non stop posting

Hi support, can u pls tell this guy to stop with this spamming crates, my and items of others cant stay like 3 min on first page, he is using some cheat program for this becouse you cant post manually non stop for like 5-6 hours, he is spamming whole xbox market, i remmeber before like 2-3 months on steam rocket league market some guy do same thing and he stopped after gameflip support warn him to stop